/Engine/Plugins/Online/OnlineFramework/Source/Hotfix/Public/OnlineHotfixManager.h
Called prior to reading the file data.
whether the file was successfully preprocessed
virtual bool PreProcessDownloadedFileData ( const [FCloudFileHeader](API\Plugins\OnlineSubsystem\FCloudFileHeader) & FileHeader, [TArray](API\Runtime\Core\Containers\TArray)< uint8 > & FileData ) const